WO2017146151A1 - Combinaison de feuille de transfert thermique et de support de transfert intermédiaire, et procédé de formation d'imprimé - Google Patents

Combinaison de feuille de transfert thermique et de support de transfert intermédiaire, et procédé de formation d'imprimé Download PDF

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Publication number
WO2017146151A1
WO2017146151A1 PCT/JP2017/006843 JP2017006843W WO2017146151A1 WO 2017146151 A1 WO2017146151 A1 WO 2017146151A1 JP 2017006843 W JP2017006843 W JP 2017006843W WO 2017146151 A1 WO2017146151 A1 WO 2017146151A1
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WO
WIPO (PCT)
Prior art keywords
layer
thermal transfer
resin
intermediate transfer
receiving layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2017/006843
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English (en)
Japanese (ja)
Inventor
晋也 與田
絵美 松葉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Priority to KR1020187020981A priority Critical patent/KR102596124B1/ko
Priority to JP2018501762A priority patent/JP6315162B2/ja
Priority to US16/077,816 priority patent/US10500883B2/en
Priority to GB1813805.7A priority patent/GB2562015B/en
Publication of WO2017146151A1 publication Critical patent/WO2017146151A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/382—Contact thermal transfer or sublimation processes
    • B41M5/38207—Contact thermal transfer or sublimation processes characterised by aspects not provided for in groups B41M5/385 - B41M5/395
    • B41M5/38214—Structural details, e.g. multilayer systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/40—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • B41M5/42—Intermediate, backcoat, or covering layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/06—Interconnection of layers permitting easy separation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/0057—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material where an intermediate transfer member receives the ink before transferring it on the printing material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
    • B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
    • B41J2/325—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads by selective transfer of ink from ink carrier, e.g. from ink ribbon or sheet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/40—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • B41M5/42—Intermediate, backcoat, or covering layers
    • B41M5/44—Intermediate, backcoat, or covering layers characterised by the macromolecular compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/40—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • B41M5/46—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography characterised by the light-to-heat converting means; characterised by the heat or radiation filtering or absorbing means or layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/502—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording characterised by structural details, e.g. multilayer materials
    • B41M5/506—Intermediate layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B41M5/5254—Macromolecular coatings characterised by the use of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B41M5/5263—Macromolecular coatings characterised by the use of polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • B41M5/5281—Polyurethanes or polyureas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M2205/00—Printing methods or features related to printing methods; Location or type of the layers
    • B41M2205/30—Thermal donors, e.g. thermal ribbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M2205/00—Printing methods or features related to printing methods; Location or type of the layers
    • B41M2205/32—Thermal receivers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M2205/00—Printing methods or features related to printing methods; Location or type of the layers
    • B41M2205/38—Intermediate layers; Layers between substrate and imaging layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/382—Contact thermal transfer or sublimation processes
    • B41M5/392—Additives, other than colour forming substances, dyes or pigments, e.g. sensitisers, transfer promoting agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/40—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • B41M5/41—Base layers supports or substrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/40—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used characterised by the base backcoat, intermediate, or covering layers, e.g. for thermal transfer dye-donor or dye-receiver sheets; Heat, radiation filtering or absorbing means or layers; combined with other image registration layers or compositions; Special originals for reproduction by thermography
    • B41M5/42—Intermediate, backcoat, or covering layers
    • B41M5/426—Intermediate, backcoat, or covering layers characterised by inorganic compounds, e.g. metals, metal salts, metal complexes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B41M5/5236—Macromolecular coatings characterised by the use of natural gums, of proteins, e.g. gelatins, or of macromolecular carbohydrates, e.g. cellulose
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/50—Recording sheets characterised by the coating used to improve ink, dye or pigment receptivity, e.g. for ink-jet or thermal dye transfer recording
    • B41M5/52—Macromolecular coatings
    • B41M5/5263—Macromolecular coatings characterised by the use of polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • B41M5/5272—Polyesters; Polycarbonates

Definitions

  • the present invention relates to a combination of a thermal transfer sheet and an intermediate transfer medium, and a method for forming a printed product.
  • a thermal transfer method has been widely used as a simple printing method.
  • a thermal transfer sheet provided with a color material layer on a base material and a thermal transfer image receiving sheet provided with a receiving layer on another base material are overlapped, and the back surface of the thermal transfer sheet is heated by heating means such as a thermal head.
  • the color material contained in the color material layer is selectively transferred by heating to form an image on the receiving layer of the thermal transfer image receiving sheet.
  • the thermal transfer method is divided into a melt transfer method and a sublimation transfer method.
  • the melt transfer method uses a thermal transfer sheet in which a hot melt ink layer in which a color material such as a pigment is dispersed in a binder such as a hot melt wax or resin is carried on a base sheet, and image information is obtained by heating means such as a thermal head.
  • image forming method energy corresponding to the above is applied and a color material is transferred together with a binder onto a thermal transfer image receiving sheet such as paper or a plastic sheet.
  • An image obtained by the melt transfer method has a high density and excellent sharpness, and is suitable for recording binary images such as characters.
  • the sublimation transfer method uses a thermal transfer sheet in which a color material layer in which a color material that transfers heat by sublimation is dissolved or dispersed in a resin binder is supported on a substrate, and is converted into image information by heating means such as a thermal head.
  • This is an image forming method in which only a color material is transferred and transferred (diffusion transferred) onto a base material such as paper or plastic or a thermal transfer image receiving sheet provided with a receiving layer as required by applying appropriate energy.
  • the amount of color material transferred can be controlled in accordance with the amount of energy applied, it is possible to form a gradation image with controlled image density.
  • the color material to be used is a dye
  • the formed image is transparent, and the reproducibility of intermediate colors when dyes of different colors are superimposed is excellent. Therefore, when using thermal transfer sheets of different colors such as yellow, magenta, cyan, black, etc., and transferring each color dye on the thermal transfer image receiving sheet, high-quality photographic tone full-color images with excellent reproducibility of intermediate colors can be obtained. Formation is possible.
  • this thermal transfer method is a full-color hard copy of analog images such as digital graphics and video, such as still images by computer graphics, satellite communications, and CD-ROM.
  • analog images such as digital graphics and video
  • digital graphics such as still images by computer graphics, satellite communications, and CD-ROM.
  • thermal transfer image receiving sheet As a system, its market is expanding.
  • the specific application of the thermal transfer image receiving sheet by this thermal transfer method is diverse. Typical examples include printing proofs, image output, CAD / CAM design and design output, various medical analytical instruments such as CT scans and endoscopic cameras, measuring instrument output applications and instant
  • thermal transfer image receiving sheet With the diversification of uses of the above-mentioned thermal transfer image receiving sheet, there is an increasing demand for forming a thermal transfer image on an arbitrary object.
  • a dedicated thermal transfer image-receiving sheet provided with a receiving layer on a substrate is used as an object for forming a thermal transfer image.
  • the substrate and the like are restricted.
  • an intermediate transfer medium in which a receiving layer is provided on a substrate in a detachable manner has been proposed.
  • this intermediate transfer medium by using a thermal transfer sheet having a color material layer, the color material is transferred to the receiving layer to form a thermal transfer image, and then the intermediate transfer medium is heated so that the receiving layer can be arbitrarily coated.
  • the image can be transferred onto a transfer body, and a thermal transfer image can be formed without being restricted by the transfer object.
  • the receptor layer is thermally damaged.
  • the transferability when transferring the receiving layer on which the thermal transfer image is formed on the transferred body is lowered. This causes a problem that the adhesion with the receiving layer on which the thermal transfer image is formed is lowered.
  • a thermal transfer image can be formed on a receptor layer of an intermediate transfer medium without applying high energy, and a receptor layer on which a thermal transfer image is formed is provided.
  • a thermal transfer sheet capable of improving the transferability when transferred onto a transfer target and the durability of a printed material obtained by transferring a receiving layer having a thermal transfer image formed on the transfer target; It is a main object to provide a combination of intermediate transfer media and a method for forming a printed product.
  • the present invention for solving the above problems is a combination of a thermal transfer sheet and an intermediate transfer medium, wherein the thermal transfer sheet is laminated on one surface of a base material in the order of a primer layer and a color material layer,
  • the primer layer is a thermal transfer sheet containing particles derived from colloidal inorganic particles, polyvinyl alcohol resin, polyvinylpyrrolidone resin, one selected from the group of polyurethane resins, or two or more
  • the intermediate transfer medium is an intermediate transfer medium in which a protective layer and a receiving layer are laminated in this order on one surface of another substrate.
  • the receiving layer of the intermediate transfer medium may contain a resin having a number average molecular weight (Mn) of 6000 or more and 35000 or less, and a resin having a glass transition temperature (Tg) of 60 ° C. or more and 100 ° C. or less. It may be. Further, the receiving layer of the intermediate transfer medium may contain a release agent in a range of 15% by mass or less with respect to the total mass of the receiving layer.
  • Mn number average molecular weight
  • Tg glass transition temperature
  • the present invention for solving the above-mentioned problems is a method for forming a printed material, in which a thermal transfer sheet in which a primer layer and a color material layer are laminated in this order on one surface of a substrate, and the other A step of preparing an intermediate transfer medium in which a protective layer and a receiving layer are laminated in this order on one surface of the substrate, and a transfer target; and on the receiving layer of the intermediate transfer medium, A thermal transfer image forming step of transferring a color material contained in the color material layer of the thermal transfer sheet and forming a thermal transfer image on the receptor layer, and a receptor layer on which the thermal transfer image is formed, together with the protective layer, A printing material forming step for transferring onto a transfer target, wherein the primer layer of the thermal transfer sheet used for forming the thermal transfer image is a particle derived from colloidal inorganic particles, a polyvinyl alcohol resin, a polyvinyl pyrrolidone resin, a polyurethane One selected from the group consisting of
  • the receiving layer of the intermediate transfer medium may contain a resin having a number average molecular weight (Mn) of 6000 or more and 35000 or less, and a resin having a glass transition temperature (Tg) of 60 ° C. or more and 100 ° C. or less. It may be. Further, the receiving layer of the intermediate transfer medium may contain a release agent in a range of 15% by mass or less with respect to the total mass of the receiving layer.
  • Mn number average molecular weight
  • Tg glass transition temperature
  • a thermal transfer image can be formed on the receiving layer of the intermediate transfer medium without applying high energy, and the thermal transfer image is Transferability when the formed receiving layer is transferred onto the transfer medium, and durability of the printed matter obtained by transferring the receiving layer on which the thermal transfer image is formed on the transfer medium are improved. be able to.
  • a thermal transfer sheet 10 (hereinafter sometimes simply referred to as a thermal transfer sheet) used in the combination of one embodiment has a primer layer 2, a color on one surface of a substrate 1.
  • the material layer 3 is configured to be laminated in this order.
  • a back layer 5 is provided on the other surface of the substrate 1.
  • the base material 1, the primer layer 2, and the color material layer 3 are indispensable structures in the thermal transfer sheet 10 used for the combination of one embodiment, and the back surface layer 5 is an arbitrary structure.
  • one color material layer 3 is provided on one surface of the base material 1 via the primer layer 2, but as shown in FIG.
  • a plurality of color material layers 3 (3M, 3C, 3Y in the illustrated form) can also be provided in the surface order via the primer layer 2.
  • 1 and 2 are schematic cross-sectional views of a thermal transfer sheet 10 used in the combination of one embodiment. Hereinafter, each structure of the thermal transfer sheet 10 used for the combination of one embodiment is demonstrated.
  • the base material 1 is an indispensable structure in the thermal transfer sheet 10 used for the combination of one embodiment, and the primer layer 2 provided on one surface of the base material 1 or the other surface of the base material 1. An optional back layer 5 is held.
  • the material of the substrate 1 is not particularly limited.
  • polyester such as polyethylene terephthalate, polyarylate, polycarbonate, polyurethane, polyimide, polyetherimide, cellulose derivative, polyethylene, ethylene-vinyl acetate copolymer, polypropylene, polystyrene, Acrylic, polyvinyl chloride, polyvinylidene chloride, polyvinyl alcohol, polyvinyl butyral, nylon, polyether ether ketone, polysulfone, polyether sulfone, tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, polyvinyl fluoride, tetrafluoroethylene Ethylene copolymer, tetrafluoroethylene-hexafluoropropylene copolymer, polychlorotrifluoroethylene, polyvinylidene
  • plastic films such as Nfuruoraido, or sheets, and the like.
  • the thickness of the base material Usually, it is the range of 2 micrometers or more and 100 micrometers or less, Preferably, it is the range of 1 micrometer or more and 10 micrometers or less.
  • the base material 1 it is also possible to use a base material that has been subjected to adhesion treatment on the surface side where the primer layer 2 is located.
  • adhesion treatment include known resin surface modification techniques such as corona discharge treatment, flame treatment, ozone treatment, ultraviolet treatment, radiation treatment, surface roughening treatment, chemical treatment, plasma treatment, low temperature plasma treatment, and grafting treatment. Can be applied as is. Two or more of these treatments can be used in combination.
  • Primer layer As shown in FIGS. 1 and 2, a primer layer 2 is provided on one surface of the base material 1 (in the illustrated form, the upper surface side of the base material 1).
  • the primer layer 2 is an essential component in the thermal transfer sheet 10 used in the combination of one embodiment.
  • the thermal transfer sheet 10 used in the combination of the embodiments is used to form a thermal transfer image on a receiving layer 53 of an intermediate transfer medium 60 described later, and the receiving layer of the intermediate transfer medium 60 is used by using the thermal transfer sheet 10.
  • the intermediate transfer medium 60 is combined with the transfer target 100, and the receiving layer 53 on which the thermal transfer image is formed is transferred onto the transfer target 100 together with the protective layer 52.
  • a print 200 is obtained. Therefore, in the intermediate transfer medium 60 used in the combination of one embodiment, the transferability when the receiving layer 53 on which the thermal transfer image is formed together with the protective layer 52 is transferred onto the transfer target 100 is good. In other words, when the receiving layer 53 on which the thermal transfer image is formed on the transfer target 100 is transferred together with the protective layer 52, the adhesion between the transfer target 100 and the receiving layer 53 on which the thermal transfer image is formed is good. Is required.
  • the adhesion between the transfer target 100 and the receiving layer 53 on which the thermal transfer image is formed is determined when the thermal transfer image is formed, in other words, when the color material contained in the color material layer 3 of the thermal transfer sheet is transferred.
  • the damage received by the receiving layer 53 of the intermediate transfer medium 60 is affected, and the damage received by the receiving layer 53 during the formation of the thermal transfer image is greater, the adhesion between the transfer target 100 and the receiving layer 53 on which the thermal transfer image has been formed is improved. It is assumed that it will be lower. In order to form a high-density image on the receiving layer 53 of the intermediate transfer medium 60, it is necessary to increase the energy applied to the back side of the thermal transfer sheet 10 when forming the thermal transfer image.
  • the thermal transfer sheet 10 used in the combination of one embodiment constitutes the thermal transfer sheet 10, and the primer layer 2 positioned between the base material 1 and the color material layer 3 is a particle derived from colloidal inorganic particles, 1 type or 2 types or more selected from the group of polyvinyl alcohol-type resin, polyvinylpyrrolidone-type resin, and polyurethane-type resin are characterized by the above-mentioned.
  • colloidal inorganic particle-derived particles, polyvinyl alcohol resins, polyvinyl pyrrolidone resins, and polyurethane resins may be collectively referred to as “a group of components”.
  • an image having a high density can be formed on the receiving layer 53 of the intermediate transfer medium 60 described later without applying high energy when forming the thermal transfer image.
  • a thermal transfer image having a high density can be formed on the receiving layer 53 while suppressing the receiving layer 53 of the intermediate transfer medium 60 from being thermally damaged.
  • transferability when transferring the receiving layer 53 on which the thermal transfer image is formed on the transfer target 100 in other words, The adhesion between the transfer body 100 and the receiving layer 53 on which the thermal transfer image is formed can be improved, and furthermore, the receiving layer 53 on which the thermal transfer image is formed is transferred onto the transfer body 100.
  • the durability of the obtained printed matter can also be improved. Furthermore, according to the thermal transfer sheet that can form a high density image on the receiving layer 53 of the intermediate transfer medium 60 described later without applying high energy, when forming a high density image, Due to the energy, it is possible to suppress thermal fusion or the like between the receiving layer 53 and the color material layer 3. Therefore, when the color material layer 3 is peeled off from the receiving layer 53 after the thermal transfer image is formed, the receiving layer that should remain on the base material side of the intermediate transfer medium is shifted to the thermal transfer sheet side. Transfer and the like can be suppressed.
  • the thermal transfer sheet used in the combination of one embodiment when the color material layer 3 is peeled from the receiving layer 53 after forming a high-density image by suppressing the occurrence of thermal fusion or the like. It is also possible to improve the releasability.
  • the various effects described above can be obtained.
  • the mechanism to be exhibited is not necessarily clear at present, but the primer layer 2 containing “a group of components” has good transfer sensitivity, in other words, good energy transfer efficiency. With this good transfer sensitivity, it is presumed that a high-density thermal transfer image can be formed without increasing the energy applied to the back side of the thermal transfer sheet 10.
  • the primer layer 2 containing “a group of components” is not positioned between the base material 1 and the color material layer 3, or when the primer layer not containing a “group of components” is positioned, In order to obtain a thermal transfer image with high density, the energy applied to the back side of the thermal transfer sheet must be increased, and printing wrinkles and printing unevenness are likely to occur. In addition, when the primer layer 2 containing “a group of components” is not positioned between the base material 1 and the color material layer 3, the adhesion between the base material 1 and the color material layer 3 becomes insufficient. During the formation of the thermal transfer image, abnormal transfer in which the color material layer 3 is taken to the receiving layer 53 side is likely to occur.
  • the primer layer 2 only needs to contain at least one kind of “group of components”, but may contain two or more kinds of “group of components”. Further, the content of the “group of components” contained in the primer layer 2 is not particularly limited. Regardless of the content, the content of the “group of components” is included in the thermal transfer onto the receiving layer 53. The transfer sensitivity when forming an image can be improved.
  • the primer layer 2 in a preferred form contains “a group of components” in a total solid mass of 30% by mass or more with respect to the total solid mass of the primer layer 2.
  • the primer layer 2 contains colloidal inorganic particle-derived particles in a total solid mass of 50% by mass or more with respect to the total solid mass of the “group of components”, 60% by mass or more of “group of components” including particles derived from colloidal inorganic particles is contained relative to the total solid mass of layer 2, and more preferably, “group of particles including particles derived from colloidal inorganic particles” Ingredient "is contained 81% by mass or more.
  • the thermal transfer sheet 10 having the primer layer 2 of a preferred form the transfer sensitivity when forming a thermal transfer image on the receiving layer 53 can be improved, and the energy applied to the thermal transfer sheet 10 is lower, A high-density thermal transfer image can be formed on the receiving layer 53.
  • Examples of the particles derived from colloidal inorganic particles included in the “group of components” include metal silicates such as aluminum silicate and magnesium silicate; alumina, silica; metal oxides such as magnesium oxide and titanium oxide; Examples thereof include carbonates such as magnesium carbonate.
  • alumina particles and silica particles specifically, alumina particles derived from alumina sol (or colloidal alumina) and silica particles derived from silica sol (or colloidal silica) further improve the heat resistance and transfer sensitivity of the primer layer 2. It is a preferable particle in that improvement is expected.
  • the average particle diameter of the particles derived from colloidal inorganic particles is preferably 200 nm or less, and particularly preferably 100 nm or less.
  • the average particle diameter can be obtained by a method of directly measuring the size of primary particles from an electron micrograph of a vertical cross section of a thermal transfer sheet used in the combination of one embodiment. Specifically, the minor axis diameter and major axis diameter of each primary particle are measured, and the average is taken as the particle diameter of the particle. Next, for 100 or more particles, the volume (weight) of each particle is determined. The volume average particle diameter is obtained by approximating a rectangular parallelepiped having the obtained particle diameter, and this is used as the average particle diameter. The same result can be obtained regardless of whether the electron microscope is a transmission type (TEM) or a scanning type (SEM).
  • TEM transmission type
  • SEM scanning type
  • particles derived from colloidal inorganic particles are treated with an acidic type by adding a dispersion stabilizer such as hydrochloric acid or acetic acid for the purpose of facilitating dispersion in a sol form in an aqueous solvent, and the particle charge is made positive.
  • a dispersion stabilizer such as hydrochloric acid or acetic acid
  • the particle charge is made positive.
  • surface-treated ones can be used.
  • the polyvinyl alcohol resin referred to in the present specification means a resin containing a vinyl alcohol polymer as a constituent element thereof, which may be a homopolymer of vinyl alcohol or a copolymer with other polymerization components. May be.
  • the copolymer of vinyl alcohol and another polymerization component as a polyvinyl alcohol-type resin, it is preferable that the copolymerization ratio of the vinyl alcohol in the said copolymer is 50% or more.
  • denatured polyvinyl alcohol partially can also be used as a polyvinyl alcohol-type resin.
  • the polyvinylpyrrolidone resin referred to in the present specification means a homopolymer of a vinylpyrrolidone monomer or a copolymer of a vinylpyrrolidone monomer and another monomer.
  • the polyvinylpyrrolidone-based resin may be a homopolymer of a vinylpyrrolidone monomer such as vinylpyrrolidone such as N-vinyl-2-pyrrolidone or N-vinyl-4-pyrrolidone, that is, polyvinylpyrrolidone.
  • Copolymers with other monomers may also be used.
  • a vinyl monomer is suitable as the other monomer.
  • vinyl monomers examples include cyclohexyl vinyl ether, ethyl vinyl ether, hydroxyethyl vinyl ether, hydroxybutyl vinyl ether, vinyl ethers such as hydroxycyclohexyl vinyl ether, fatty acid vinyl esters such as vinyl acetate and vinyl lactate, methyl (meth) acrylate, and ethyl (meth) acrylate. And (meth) acrylic acid esters such as hydroxyethyl (meth) acrylate and hydroxypropyl (meth) acrylate, and allyl ethers such as hydroxybutyl allyl ether and ethylene glycol monoallyl ether.
  • the copolymer of vinyl pyrrolidone and vinyl monomer a commercially available product can be used.
  • a commercial product of a copolymer of vinyl pyrrolidone and vinyl acetate Rubiscol VA28 manufactured by BASF or Rubiscol VA73 is available. Etc.
  • polyvinyl pyrrolidone resins include N-vinyl-3-methylpyrrolidone, N-vinyl-5-methylpyrrolidone, N-vinyl-3,3,5-trimethylpyrrolidone, N-vinyl-3-benzyl.
  • a polymer containing a derivative having a substituent on the pyrrolidone ring such as pyrrolidone can also be used.
  • the polyurethane-based resin means a resin having a polyol (polyhydric alcohol) as a main agent and an isocyanate as a crosslinking agent (curing agent).
  • the polyol include those having two or more hydroxyl groups in the molecule, such as polyethylene glycol, polypropylene glycol, acrylic polyol, polyester polyol, polyether polyol, alkyd-modified acrylic polyol, and the like.
  • the polyurethane resin may be a water-based polyurethane resin that can be a stable dispersion in an aqueous medium such as water, water-soluble alcohol such as isopropyl alcohol, or a mixture of water and water-soluble alcohol, and is soluble in an organic solvent. Alternatively, a dispersible solvent-based polyurethane resin may be used.
  • a cured product of a polyvinyl alcohol resin and a curing agent or a cured product of a polyvinyl pyrrolidone resin and a curing agent can be used.
  • the curing agent include metal chelating agents such as isocyanate curing agents, titanium chelating agents, zirconium chelating agents, and aluminum chelating agents.
  • a group of components a copolymer of a polyvinyl alcohol resin and another resin, a copolymer of a polyvinyl pyrrolidone resin and another resin, a copolymer of a polyurethane resin and another resin, It can also be used.
  • the copolymer referred to here means a copolymer in which the copolymerization ratio of the resin components contained in the “group of components” is 40% or more by molar ratio.
  • the primer layer 2 may contain other components together with “a group of components”.
  • the other components include other resin components other than the resin components included in the “group of components”.
  • other resin components include polyester resins, polyvinyl acetate resins, styrene acrylate resins, polyacrylamide resins, polyamide resins, polyether resins, polystyrene resins, polypropylene resins, polyvinyl acetoacetals and polyvinyl resins.
  • the resin component include polyvinyl acetal resins such as butyral.
  • curing agent can also be used as these other components.
  • particles other than particles derived from colloidal inorganic particles may be contained.
  • Other particles include, for example, clay minerals such as talc and kaolin, inorganic particles such as graphite, nitrate, and boron nitride, acrylic resin, Teflon (registered trademark) resin, silicone resin, lauroyl resin, phenol resin, acetal resin, Examples thereof include organic particles such as polystyrene resin and nylon resin, or crosslinked particles obtained by reacting these with a crosslinking agent.
  • the primer layer 2 is any one of alumina particles derived from alumina sol, a cured product of a polyvinyl alcohol resin and a curing agent, and a polyvinyl pyrrolidone resin as the “group of components”. Contains. According to the more preferable form of the thermal transfer sheet 10, it is possible to form a high-density image with lower energy, and to further suppress thermal damage to the receiving layer 53.
  • the thickness of the primer layer 2 it is preferable that it is the range of 0.02 micrometer or more and 2 micrometers or less. By setting the thickness of the primer layer within this range, it is possible to improve both the adhesion between the base material 1 and the color material layer 3 and the transfer sensitivity during thermal transfer image formation.
  • the method for forming the primer layer 2 is also not particularly limited.
  • the “group of components” is particles derived from colloidal inorganic particles, for example, silica particles or alumina particles are dissolved in an aqueous solvent or the like.
  • the primer layer coating solution dispersed in the substrate can be prepared, and can be formed on the substrate 1 by coating and drying.
  • a method for applying the primer layer coating liquid is not particularly limited, and a conventionally known coating method can be appropriately selected and used. Examples of the coating method include a gravure printing method, a screen printing method, a reverse coating method using a gravure plate, and the like. Moreover, the coating method other than this can also be used. This is the same also about the coating method of the various coating liquid mentioned later.
  • drying method examples include a method of removing the aqueous solvent by hot air drying or the like.
  • the “group of components” is a resin component such as polyvinyl alcohol resin, polyvinyl pyrrolidone resin, polyurethane resin, etc.
  • a coating solution can be prepared and applied to the substrate 1 and dried to form.
  • the primer layer 2 can also be formed by combining silica particles or alumina particles dispersed in a sol form in an aqueous solvent or the like and a resin component.
  • a color material layer 3 is provided on the primer layer 2 (in the illustrated form, the upper surface side of the primer layer 2).
  • the color material layer 3 is an essential component in the thermal transfer sheet 10 used in the combination of one embodiment, and contains a binder resin and a color material.
  • the color material contained in the color material layer 3 is not particularly limited, but preferably has a sufficient color density and does not discolor due to light, heat, temperature, or the like.
  • colorants include diarylmethane dyes, triarylmethane dyes, thiazole dyes, merocyanine dyes, pyrazolone dyes, methine dyes, indoaniline dyes, pyrazolomethine dyes, acetophenone azomethine, pyrazoloazomethine.
  • Azomethine dyes such as imidazol azomethine, imidazoazomethine and pyridone azomethine, xanthene dyes, oxazine dyes, cyanostyrene dyes such as dicyanostyrene and tricyanostyrene, thiazine dyes, azine dyes, acridine dyes, benzeneazo Dyes, pyridone azo, thiophenazo, isothiazole azo, pyrrole azo, pyrazole azo, imidazole azo, thiadiazole azo, triazole azo, disazo azo dyes, spiropyran dyes, Command Linus Piropi run dyes, fluoran dyes, rhodamine lactam dyes, naphthoquinone dyes, anthraquinone dyes, quinophthalone dyes.
  • red dyes such as MSRedG (Mitsui Toatsu Chemicals), Macrolex Red Violet R (Bayer), CeresRed 7B (Bayer), Samalon Red F3BS (Mitsubishi Chemical), etc.
  • Holon Brilliant Yellow Yellow dyes such as 6GL (Clariant), PTY-52 (Mitsubishi Chemical Corporation), Macrolex Yellow 6G (Bayer), Kayaset (registered trademark) Blue 714 (Nippon Kayaku Co., Ltd.), Holon Brilliant Blue S -R (Clariant), MS Blue 100 (Mitsui Toatsu Chemicals), C.I. I.
  • blue dyes such as Solvent Blue 63.
  • binder resin for example, cellulose resins such as ethyl cellulose, cellulose acetate propionate, cellulose acetate butyrate, methyl cellulose, cellulose acetate, cellulose butyrate, polyvinyl alcohol, polyvinyl acetate, polyvinyl butyral, polyvinyl acetal, Examples thereof include vinyl resins such as polyacrylamide, polyester resins, and phenoxy resins.
  • cellulose resins such as ethyl cellulose, cellulose acetate propionate, cellulose acetate butyrate, methyl cellulose, cellulose acetate, cellulose butyrate, polyvinyl alcohol, polyvinyl acetate, polyvinyl butyral, polyvinyl acetal
  • vinyl resins such as polyacrylamide, polyester resins, and phenoxy resins.
  • the color material layer 3 in a preferable form has a color material of 50% by mass to 350% by mass, particularly, It is contained in the range of 80% by mass to 300% by mass. According to the color material layer 3 in a preferable form, it is possible to form a thermal transfer image having a higher density in combination with the primer layer 2 described above. Moreover, the preservability of the thermal transfer sheet 10 used in the combination of one embodiment can be improved.
  • the color material layer 3 for example, the color material described above, a binder resin, and other components contained as necessary may be used as appropriate, such as toluene, methyl ethyl ketone, ethanol, isopropyl alcohol, cyclohexane, dimethylformamide, and the like. It can be formed by preparing a coating liquid dispersed or dissolved in an appropriate solvent, and applying and drying it on the primer layer 2. Although there is no limitation in particular about the thickness of the color material layer 3, the range of 0.1 micrometer or more and 3 micrometers or less is preferable.
  • the thermal transfer sheet used in the combination of one embodiment it is possible to form an image having a high density without applying high energy, thereby releasing the color material layer 3 from the receiving layer 53.
  • the colorant layer 3 may contain various release agents for the purpose of further improving the release property.
  • release agent conventionally known release agents, for example, solid waxes such as polyethylene wax, amide wax, Teflon (registered trademark) powder, fluorine-based and phosphate ester-based surfactants, silicone resin, silicone oil, etc. These may be used alone or in combination of two or more.
  • a modified silicone oil examples include side chain modified silicone oil, both terminal modified silicone oil, one terminal modified silicone oil, side chain both terminal modified silicone oil, silicone graft acrylic resin, and methylphenyl silicone oil. it can.
  • Modified silicone oil is classified into reactive silicone oil and non-reactive silicone oil.
  • the reactive silicone oil include amino-modified, epoxy-modified, carboxyl-modified, carbinol-modified, methacryl-modified, mercapto-modified, phenol-modified, one-terminal reactivity, and modified with different functional groups.
  • the non-reactive silicone oil include polyether-modified, methylstyryl-modified, alkyl-modified, higher fatty acid ester-modified, hydrophilic special modification, higher alkoxy-modified, higher fatty acid-modified and fluorine-modified.
  • the content of the release agent is not particularly limited, and can be appropriately adjusted in relation to the receiving layer 53 of the intermediate transfer medium 60 described later.
  • the receiving layer 53 of the intermediate transfer medium 60 is not included in the color material layer 3. Further, it is possible to further improve the releasability from the color material layer 3 of the thermal transfer sheet.
  • the countermeasure for releasability is not performed on the receiving layer 53 side of the intermediate transfer medium 60, that is, when the receiving layer 53 does not contain a release agent, or when its content is very small.
  • the color material layer 3 preferably contains a release agent, and the release material is contained in the range of 0.3% by mass to 30% by mass with respect to the total mass of the color material layer 3. More preferably. According to the color material layer 3 in a preferred form, the releasability of the intermediate transfer medium 60 from the receiving layer 53 can be further improved.
  • the total amount of the release agent content (% by mass) with respect to the total mass of the color material layer 3 and the release agent content (% by mass) with respect to the total mass of the receiving layer 53 is 0.3% by mass. It is preferable that either one or both of the colorant layer 3 and the receiving layer 53 contain a release agent so that the range is 30% by mass or less. In this case, the receiving layer 53 more preferably contains a release agent in the range of 0.5 to 20% by mass, and in the range of 0.5 to 15% by mass. It is more preferable to contain, and it is especially preferable to contain in 0.5 to 10 mass%.
  • the back layer 5 is provided on the other surface of the substrate 1 (in the form shown in FIGS. 1 and 2, the lower surface side of the substrate layer 1).
  • the back layer 5 is an arbitrary configuration in the thermal transfer sheet 10 used in the combination of the embodiment.
  • Examples of the resin contained in the back layer 5 include cellulose resins such as ethyl cellulose, hydroxy cellulose, hydroxypropyl cellulose, methyl cellulose, cellulose acetate, cellulose acetate butyrate, nitrocellulose, polyvinyl alcohol, polyvinyl acetate, polyvinyl butyral, Vinyl resins such as polyvinyl acetal and polyvinyl pyrrolidone, acrylic resins such as polymethyl methacrylate, polyethyl acrylate, polyacrylamide, and acrylonitrile-styrene copolymers, polyamide resins, polyvinyl toluene resins, coumarone indene resins, polyester resins A simple substance or a mixture of natural or synthetic resins such as resin, polyurethane resin, silicone-modified or fluorine-modified urethane is used.
  • cellulose resins such as ethyl cellulose, hydroxy cellulose, hydroxypropyl cellulose, methyl cellulose
  • a resin having a hydroxyl group-based reactive group can be used, and a polyisocyanate or the like can be used in combination as a crosslinking agent to obtain a crosslinked resin.
  • a release agent or a lubricant can be contained in the back layer 5 in order to improve the slidability with a heating member such as a thermal head.
  • the release agent or lubricant include various waxes such as polyethylene wax and paraffin wax, higher aliphatic alcohols, organopolysiloxanes, anionic surfactants, cationic surfactants, amphoteric surfactants, nonionic surfactants.
  • Activators, fluorosurfactants, organic carboxylic acids and derivatives thereof, fluororesins, silicone resins, fine particles of inorganic compounds such as talc, silica, and the like can be used.
  • the amount of the lubricant contained in the back layer is in the range of 5 to 50% by mass, preferably 10 to 30% by mass.
  • the method for forming the back layer 5 is not particularly limited.
  • a back layer coating solution is prepared by dissolving or dispersing a release agent, a lubricant, or the like in a resin in an appropriate solvent as necessary. It can be formed on the other surface of 1 by coating and drying.
  • the thickness of the back layer 5 is not particularly limited, but is in the range of 0.1 ⁇ m to 10 ⁇ m.
  • FIG. 3 is a schematic cross-sectional view of the intermediate transfer medium 60 used in the combination of the embodiments.
  • each configuration of the intermediate transfer medium 60 used in the combination of the embodiments will be described.
  • the other substrate 51 is an essential configuration in the intermediate transfer medium 60 used in the combination of the embodiments, and the protective layer 52 provided on one surface of the other substrate 51 and the other substrate 51 A back layer 55 is optionally provided on the other surface.
  • the material of the other base material 51 is not particularly limited, but it can withstand the heat applied when transferring the protective layer 52 provided on the other base material 51 together with the receiving layer 53 onto the transfer target, and is handled. It is desirable to have mechanical properties that do not hinder the top.
  • Examples of such another base material 51 include stretched or unstretched plastics such as polyester, polypropylene, polycarbonate, cellulose acetate, polyethylene derivatives, polyamide, polymethylpentene, etc., which have high heat resistance such as polyethylene terephthalate and polyethylene naphthalate.
  • a film is mentioned.
  • stacked 2 or more types of these materials can also be used.
  • the thickness of the other base material 51 can be appropriately selected according to the material so that the strength, heat resistance, and the like are appropriate, but a range of 1 ⁇ m to 100 ⁇ m is preferable.
  • the protective layer 52 and the receiving layer 53 provided on the other base material 51 are layers that are peeled off from the other base material 51 and transferred onto the transfer medium during thermal transfer. Therefore, in the present specification, a laminate of the protective layer 52 and the receiving layer 53 is referred to as a transfer layer 50.
  • a protective layer 52 is provided on the other substrate 51.
  • the protective layer 52 is an essential component of the intermediate transfer medium 60 used in the combination of the embodiments, and is a layer that imparts durability to the printed matter formed by the combination of the embodiments.
  • the resin component constituting the protective layer 52 is not particularly limited.
  • a polyester resin, a polycarbonate resin, an acrylic resin, an ultraviolet absorbing resin, an epoxy resin, a polystyrene resin, a polyurethane resin, an acrylic urethane resin, and these resins are modified with silicone. And a mixture of these resins, an ionizing radiation curable resin, and an ultraviolet absorbing resin.
  • the protective layer 52 containing an ionizing radiation curable resin can be suitably used as a resin component of the protective layer 52 in that it has particularly excellent plasticizer resistance and scratch resistance.
  • the ionizing radiation curable resin is not particularly limited and can be appropriately selected from conventionally known ionizing radiation curable resins.
  • a radical polymerizable polymer or oligomer can be crosslinked by irradiation with ionizing radiation. Cured, added with a photopolymerization initiator as required, and polymerized and cross-linked with an electron beam or ultraviolet light can be used.
  • the protective layer 52 containing an ultraviolet-absorbing resin high light resistance can be imparted to a printed material formed using the intermediate transfer medium 60 having the protective layer 52.
  • the ultraviolet absorbing resin for example, a resin obtained by reacting and bonding a reactive ultraviolet absorber to a thermoplastic resin or the above ionizing radiation curable resin can be used.
  • a resin obtained by reacting and bonding a reactive ultraviolet absorber to a thermoplastic resin or the above ionizing radiation curable resin can be used.
  • addition polymerizable double bonds to conventionally known non-reactive organic UV absorbers such as salicylates, benzophenones, benzotriazoles, substituted acrylonitriles, nickel chelates, hindered amines, etc.
  • a vinyl group, an acryloyl group, a methacryloyl group, etc. an alcoholic hydroxyl group, an amino group, a carboxyl group, an epoxy group, and a group introduced with a reactive group such as an isocyanate group
  • a reactive group such as an isocyanate group
  • a lubricant for example, a plasticizer, a filler, an antistatic agent, an antiblocking agent, a crosslinking agent, an antioxidant, an ultraviolet absorber, a light stabilizer, a dye, a colorant such as a pigment, and the like. Additives and the like may be added.
  • the method for forming the protective layer 52 is not particularly limited, and a protective layer coating solution is prepared by dissolving or dispersing one or more of the resin materials exemplified above with an appropriate solvent. It can be formed by applying and drying on the substrate 51 (or a release layer (not shown) optionally provided on another substrate 51 as required).
  • the thickness of the protective layer 52 is not particularly limited, but is usually in the range of 0.1 ⁇ m to 50 ⁇ m, and preferably in the range of 1 ⁇ m to 20 ⁇ m.
  • a receiving layer 53 is provided on the protective layer 52.
  • the color material of the color material layer 3 constituting the thermal transfer sheet 10 used in the combination of the above-described embodiments is transferred by thermal transfer to form a thermal transfer image.
  • the transfer layer 50 of the intermediate transfer medium 60 is transferred onto the transfer target, and as a result, a printed product 200 in which the transfer layer 50 is provided on the transfer target is obtained. .
  • the thermal transfer sheet 10 used in the combination includes the primer layer 2 containing “a group of components”, the receiving layer 53 receives when forming the thermal transfer image.
  • a thermal transfer image having a high density can be formed on the receiving layer 53 in a state where damage is suppressed.
  • the components contained in the receiving layer 53 are not particularly limited, but the receiving layer 53 receives the color material contained in the color material layer 3 constituting the thermal transfer sheet 10 used in the combination of the above-described embodiment. It is preferable to contain an easy component.
  • examples of such components include polyolefin resins such as polypropylene, halogenated resins such as polyvinyl chloride and polyvinylidene chloride, polyvinyl acetate, vinyl chloride-vinyl acetate copolymers, and ethylene-vinyl acetate copolymers.
  • vinyl resins such as polyacrylates, polyester resins such as polyethylene terephthalate or polybutylene terephthalate, polystyrene resins, polyamide resins, copolymers of olefins such as ethylene or propylene and other vinyl polymers, ionomers or cellulose
  • cellulose resins such as diastase, polycarbonates and the like, and vinyl chloride resins, acrylic-styrene resins or polyester resins are particularly preferable.
  • the content of the resin component contained in the receiving layer 53 is not particularly limited, but the content of the resin component is preferably 50% by mass or more with respect to the total mass of the receiving layer 53.
  • the receptor layer 53 in a preferred form contains a resin component having a number average molecular weight (Mn) of 6000 to 35000, particularly 6000 to 30000 as a resin component. According to the preferable form of the receiving layer 53, it is possible to further improve the durability of the printed product 200 formed by the combination of the embodiments. Further, by using a resin component having a number average molecular weight (Mn) of 35000 or less, particularly 30000 or less, transferability can be further improved, and occurrence of tailing or the like during transfer is sufficiently suppressed. Can do.
  • the number average molecular weight (Mn) mentioned in the present specification means a molecular weight in terms of polystyrene measured by GPC (gel permeation chromatography) in accordance with JIS-K-7252-1 (2008).
  • the receiving layer 53 in a preferred form contains a resin component having a glass transition temperature (Tg) of 60 ° C. or more and 100 ° C. or less as a resin component.
  • Tg glass transition temperature
  • the receiving layer 53 it is possible to further improve the durability of the printed product 200 formed by the combination of the embodiments.
  • blocking resistance can be improved by using the resin component whose glass transition temperature (Tg) is 60 degreeC or more.
  • Tg glass transition temperature
  • Tg glass transition temperature
  • the glass transition temperature (Tg) referred to in the present specification is a temperature determined based on a measurement of a change in calorie (DSC method) by DSC (differential scanning calorimetry) in accordance with JIS-K-7121 (2012). means.
  • the particularly preferred form of the receiving layer 53 contains, as a resin component, a resin component having a number average molecular weight (Mn) of 6000 to 35,000 and a glass transition temperature (Tg) of 60 ° C. to 100 ° C. .
  • the receiving layer 53 may contain various release agents. According to the receiving layer 53 containing a release agent, the color material layer 3 and the receiving layer 53 when forming a thermal transfer image on the receiving layer 53 in combination with the thermal transfer sheet 10 used in the combination of the above-described embodiment.
  • the receptor layer that should remain on the base material side of the intermediate transfer medium is originally on the thermal transfer sheet side. Abnormal transfer and the like that are transferred can be suppressed. That is, the releasability between the receiving layer 53 of the intermediate transfer medium and the color material layer 3 of the thermal transfer sheet can be improved.
  • the release agent described in the color material layer 3 of the thermal transfer sheet can be appropriately selected and used, and the description thereof is omitted here.
  • the release agent when taking measures to improve the releasability on the color material layer 3 side of the thermal transfer sheet, the release agent can be further improved without containing the release agent in the receiving layer 53.
  • the receiving layer 53 contains a release agent. More preferably, the release agent is contained in the range of 0.5% by mass to 20% by mass with respect to the total mass of the receiving layer 53, and in the range of 0.5% by mass to 15% by mass. It is more preferable to contain, and it is especially preferable to contain in the range of 2.5 mass% or more and 10 mass% or less.
  • the transfer layer 50 including the receiving layer 53 on which the thermal transfer image is formed can be transferred while further improving the releasability of the thermal transfer sheet 10 from the color material layer 3. Transferability when transferring onto the body, that is, adhesion between the transfer layer 50 and the transfer target can be sufficiently satisfied.
  • the release agent has a role of improving the releasability with the color material layer 3 of the thermal transfer sheet 10.
  • the release agent and the transfer target 100 are transferred. It has the property of easily hindering adhesion with the layer 50.
  • the particularly preferred form of the receiving layer 53 contains a release agent and a resin component having a number average molecular weight (Mn) of 6000 or more and 35000 or less, and the content of this release agent is the above-mentioned preferred form of the receiving layer.
  • the content is as described.
  • the receiving layer 53 contains the resin component whose number average molecular weight (Mn) is 13000 or more.
  • the number average molecular weight (Mn) is preferably 25,000 or more.
  • the method for forming the receiving layer 53 is not particularly limited.
  • a receiving layer coating solution is prepared by dissolving or dispersing various components such as a resin component and a release agent added as necessary with an appropriate solvent. And it can apply
  • the thickness of the receiving layer 53 is not particularly limited, but is preferably in the range of 1 ⁇ m to 10 ⁇ m.
  • a release layer (not shown) can be provided between the other substrate 51 and the protective layer 52 in order to improve the peelability of the transfer layer 50 from the other substrate 51.
  • components constituting the release layer include waxes, silicone waxes, silicone resins, silicone-modified resins, fluorine resins, fluorine-modified resins, polyvinyl alcohol, acrylic resins, heat-crosslinkable epoxy-amino resins, and heat-crosslinkable alkyds. An amino resin etc. are mentioned.
  • the release layer may be composed of one kind of component, or may be composed of two or more kinds of components.
  • the release layer can also be formed using a release agent resin and a catalyst such as a crosslinking agent such as an isocyanate compound, a tin-based catalyst, and an aluminum-based catalyst.
  • the release layer is a layer that constitutes the transfer layer 50, and is a layer that is transferred to the transfer target 100 side together with the protective layer 52 and the receiving layer 53 during thermal transfer.
  • the thickness of the release layer is not particularly limited and is usually in the range of 0.5 to 5 ⁇ m.
  • the method for forming the release layer is not particularly limited, and a release layer coating solution in which the above components are dissolved or dispersed in an appropriate solvent is prepared, and this is applied to and dried on another substrate 51. be able to.
  • plasticizer resistant layer Further, for the purpose of improving the plasticizer resistance of a printed material formed using the combination of one embodiment, as a layer constituting the transfer layer 50, for example, between the protective layer and the receiving layer or peeling.
  • a plasticizer-resistant layer (not shown) may be provided between the layer and the protective layer.
  • the plasticizer resistant layer is an arbitrary layer constituting the transfer layer 50.
  • a component that repels the plasticizer component or a material that does not easily reach the image can be preferably used.
  • the component that repels the plasticizer component include polyvinyl alcohol resin, polyvinyl butyral resin, polyvinyl acetal resin, polyvinyl pyrrolidone resin, and the like.
  • the material in which the plasticizer component hardly reaches the image include cationic resins such as a cationic urethane emulsion. These materials may be used alone or in combination of two or more.
  • the polyvinyl alcohol resin, polyvinyl butyral resin, and polyvinyl acetal resin exemplified as the material for repelling the plasticizer component preferably have a saponification degree of 30% or more, and more preferably 60% or more.
  • a polyvinyl alcohol resin, a polyvinyl butyral resin, or a polyvinyl acetal resin having a saponification degree in this range in the plasticizer-resistant layer the plasticizer resistance of the printed matter to be formed can be further improved.
  • the saponification degree said in this-application specification means the value which divided the number of moles of the vinyl alcohol structure in a polymer by the number of moles of all the monomers in a polymer.
  • the component that repels the plasticizer component and the component that is difficult for the plasticizer component to reach the image are preferably contained in the range of 20% by mass to 100% by mass with respect to the total mass of the plasticizer-resistant layer.
  • the plasticizer-resistant layer may include, for example, a lubricant, a plasticizer, a filler, an antistatic agent, an antiblocking agent, a crosslinking agent, an antioxidant, an ultraviolet absorber, a light stabilizer, a dye, Colorants such as pigments, fluorescent brighteners, other additives, and the like may be added.
  • the plasticizer-resistant layer provided as necessary is a plasticizer-resistant layer in which one or more of the above-exemplified materials and various materials added as necessary are dissolved or dispersed in an appropriate solvent.
  • the coating liquid can be prepared and applied and dried on the protective layer 52 or a release layer provided as necessary.
  • the thickness of a plasticizer-resistant layer the range of 0.1 micrometer or more and 50 micrometers or less is preferable, and the range of 1 micrometer or more and 20 micrometers or less is preferable.
  • the back layer 55 may be provided on the other surface of the other base material 51.
  • the back layer 55 is an arbitrary configuration in the intermediate transfer medium 60 used in the combination of the embodiments.
  • the back layer 55 the back layer 5 described in the thermal transfer sheet 10 used in the combination of the above embodiment can be used as it is, and detailed description thereof is omitted here.
  • a method for forming a printed matter according to an embodiment of the present invention (hereinafter referred to as a method for forming a printed matter according to an embodiment) will be described.
  • a thermal transfer sheet 10 in which a primer layer 2 and a color material layer 3 are laminated in this order on one surface of a substrate 1.
  • an intermediate transfer medium 60 in which a protective layer 52 and a receiving layer 53 are laminated in this order on one surface of another substrate 51, and a transfer target 100 are prepared.
  • a transfer target 100 in which a protective layer 52 and a receiving layer 53 are laminated in this order on one surface of another substrate 51, and a transfer target 100 are prepared.
  • the preparation step as shown in FIG.
  • the color material contained in the color material layer 3 of the thermal transfer sheet 10 is transferred onto the receptor layer 53 of the intermediate transfer medium 60, and the receptor layer 53 is transferred to the receptor layer 53.
  • the primer layer 2 of the thermal transfer sheet 10 used for forming the thermal transfer image X includes particles derived from colloidal inorganic particles, polyvinyl alcohol resin, polyvinyl pyrrolidone resin, polyurethane type. It is characterized by containing one or more selected from the group of resins.
  • the method for forming a printed matter it is possible to form a high-density thermal transfer image while suppressing damage to the receiving layer 53 during thermal transfer image formation.
  • the transfer property when the transfer layer 50 including the receiving layer 53 on which the thermal transfer image is formed is transferred onto the transfer target 100 to form the printed product 200, in other words, Adhesiveness between the transfer layer 50 and the transfer target 100 can also be improved.
  • each step will be described.
  • This step is a step of preparing the thermal transfer sheet 10, the intermediate transfer medium 60, and the transfer target 100.
  • the thermal transfer sheet 10 and the intermediate transfer medium 60 prepared in this step the thermal transfer sheet 10 (see FIGS. 1 and 2) and the intermediate transfer medium 60 (see FIG. 3) described in the combination of the above-described embodiments are used as they are. Detailed description is omitted here.
  • Transfer material There is no particular limitation on the transfer object 100, and examples thereof include card base materials used in the field of ID cards and IC cards, natural fiber paper, coated paper, tracing paper, glass, metal, ceramics, wood, and cloth. Yes, but not limited to this.
  • the card substrate include a resin sheet molded from a polyvinyl chloride resin, a vinyl chloride-vinyl acetate copolymer, a polyester resin, and a metal sheet. What is necessary is just to determine the thickness of a card
  • curd base material suitably according to the use application of the printed matter finally formed.
  • a card substrate that has been conventionally considered difficult to satisfy the transferability of the transfer layer of the intermediate transfer medium is used as the transfer target. Also, the transferability of the transfer layer can be improved.
  • the coloring material contained in the coloring material layer 3 of the thermal transfer sheet 10 is transferred onto the receiving layer 53 of the intermediate transfer medium 60, and the receiving layer 53 is moved to the receiving layer 53.
  • the thermal transfer image is formed on the receiving layer 53 by causing the color material layer 3 of the thermal transfer sheet 10 and the receiving layer 53 of the intermediate transfer medium 60 to face each other, and from the back side of the thermal transfer sheet 10 by a heating member such as a thermal head. It can be performed by applying energy according to the thermal transfer image information.
  • the receiving layer 53 on which the thermal transfer image is formed is transferred onto the transfer target 100 together with the protective layer 52.
  • a printed product 200 is obtained in which the transfer layer 50 including the receiving layer 53 on which the thermal transfer image is formed is provided on the transfer target 100.
  • the transfer target 100 and the intermediate transfer medium 60 having the receiving layer 53 on which the thermal transfer image is formed are overlapped.
  • energy can be applied by a conventionally known heating means such as a thermal head, a hot plate, a hot stamper, a hot roll, a line heater, or an iron.
  • a release layer On the substrate, a release layer, a protective layer, thus, an intermediate transfer medium 1 provided with a transfer layer in which the receiving layers were laminated in this order was obtained.
  • the release layer coating solution, the protective layer coating solution, and the receiving layer coating solution were all applied by a gravure coater.
  • a yellow color material layer coating liquid 1, a magenta color material layer coating liquid 1, and a cyan color material layer coating liquid 1 having the following compositions are sequentially arranged in such a manner that the thickness after drying becomes 0.6 ⁇ m. Application and drying gave thermal transfer sheet (1).
  • Yellow dye represented by the following formula (1) 7 parts ⁇ Polyvinylacetoacetal resin 4 parts (ESREC (registered trademark) KS-5 Sekisui Chemical Co., Ltd.) ⁇ Methyl ethyl ketone 44.5 parts ⁇ Toluene 44.5 parts
  • ⁇ Coating liquid 1 for magenta color material layer > -3 parts of magenta dye represented by the following formula (2)-5 parts of magenta dye (Disperse Violet 26)-4 parts of polyvinyl acetoacetal resin (ESREC (registered trademark) KS-5 Sekisui Chemical Co., Ltd.) ⁇ 44 parts of methyl ethyl ketone ⁇ 44 parts of toluene
  • thermal transfer sheet (2) (Creation of thermal transfer sheet (2)) A thermal transfer sheet (2) was prepared in the same manner as the thermal transfer sheet (1) except that the primer layer was formed using the primer layer coating liquid 2 having the following composition instead of the primer layer coating liquid 1. did.
  • thermal transfer sheet (3) A thermal transfer sheet (3) was prepared in the same manner as the thermal transfer sheet (1) except that the primer layer was formed using the primer layer coating liquid 3 having the following composition instead of the primer layer coating liquid 1. did.
  • thermal transfer sheet (4) was prepared in the same manner as the thermal transfer sheet (1) except that the primer layer was formed using the primer layer coating liquid 4 having the following composition instead of the primer layer coating liquid 1. did.
  • thermal transfer sheet (5) was prepared in the same manner as the thermal transfer sheet (1) except that the primer layer was formed using the primer layer coating liquid 5 having the following composition instead of the primer layer coating liquid 1. did.
  • thermal transfer sheet (6) was prepared in the same manner as the thermal transfer sheet (1) except that the primer layer was formed using the primer layer coating liquid 6 having the following composition instead of the primer layer coating liquid 1. did.
  • thermal transfer sheet (7) was prepared in the same manner as the thermal transfer sheet (1) except that the primer layer was formed using the primer layer coating liquid 7 having the following composition instead of the primer layer coating liquid 1. did.
  • thermal transfer sheet (8) instead of the yellow color material layer coating liquid 1, the magenta color material layer coating liquid 1, and the cyan color material layer coating liquid 1, the yellow color material layer coating liquid 2 and the magenta color material layer having the following composition are used.
  • Thermal transfer sheet (1) except that a yellow color material layer, a magenta color material layer, and a cyan color material layer were formed using the coating liquid 2 and the cyan color material layer coating liquid 2, respectively.
  • a sheet (8) was prepared.
  • Cyan dye (Disperse Blue 354) 2.5 parts Cyan dye 5 parts represented by the above formula (3) Polyvinyl acetoacetal resin 3.4 parts (ESREC (registered trademark) KS-5 Sekisui Chemical Co., Ltd.) ⁇ 0.6 parts of ethyl cellulose resin (Etocel STD45 Nisshinsei Co., Ltd.) ⁇ Methyl ethyl ketone 44.25 parts ⁇ Toluene 44.25 parts
  • thermo transfer sheet (9) instead of the yellow color material layer coating liquid 1, the magenta color material layer coating liquid 1, and the cyan color material layer coating liquid 1, the yellow color material layer coating liquid 3 and the magenta color material layer having the following composition are used.
  • Thermal transfer sheet (1) except that the yellow color material layer, the magenta color material layer, and the cyan color material layer were formed using the coating liquid 3 and the cyan color material layer coating liquid 3, respectively.
  • a sheet (9) was prepared.
  • ⁇ Coating liquid 3 for magenta color material layer > -3 parts of magenta dye represented by the above formula (2)-5 parts of magenta dye (Disperse Violet 26)-4 parts of polyvinyl acetoacetal resin (ESREC (registered trademark) KS-5 Sekisui Chemical Co., Ltd.) ⁇ Silicon oil 0.06 parts (X-22-3939 Shin-Etsu Chemical Co., Ltd.) ⁇ 44 parts of methyl ethyl ketone ⁇ 44 parts of toluene
  • thermal transfer sheet (10) A thermal transfer sheet (10) was prepared in the same manner as the thermal transfer sheet (1) except that the primer layer was formed using the primer layer coating liquid 8 having the following composition instead of the primer layer coating liquid 1. did.
  • a primer layer is formed using the primer layer coating solution 8 having the above composition instead of the primer layer coating solution 1, and the yellow color material layer coating solution 1, the magenta color material layer coating solution 1, Instead of the cyan color material layer coating liquid 1, yellow color material layer coating liquid 2, magenta color material layer coating liquid 2, and cyan color material layer coating liquid 2 having the above composition are used.
  • a thermal transfer sheet (11) was prepared in the same manner as the thermal transfer sheet (1) except that the material layer, the magenta color material layer, and the cyan color material layer were formed.
  • a primer layer is formed using the primer layer coating solution 8 having the above composition instead of the primer layer coating solution 1, and the yellow color material layer coating solution 1, the magenta color material layer coating solution 1, Instead of the cyan color material layer coating solution 1, a yellow color material layer coating solution 3, a magenta color material layer coating solution 3, and a cyan color material layer coating solution 3 having the above-described composition are used.
  • a thermal transfer sheet (12) was prepared in the same manner as the thermal transfer sheet (1) except that the material layer, the magenta color material layer, and the cyan color material layer were formed.
  • thermal transfer sheet and intermediate transfer medium Combination of thermal transfer sheet and intermediate transfer medium
  • the thermal transfer sheet and intermediate transfer medium prepared above were combined as shown in Table 1 below, and this combination was used as each example and comparative example.
  • Thermal head KEE-57-12GAN2-STA (Kyocera Corporation) Heating element average resistance: 3303 ( ⁇ ) Main scanning direction printing density: 300 (dpi) Sub-scanning direction printing density: 300 (dpi) Line cycle: 3.0 (msec./line) Printing start temperature: 35 (°C) Pulse duty ratio: 85 (%)
  • Evaluation criteria A: There is no abrasion scratch on the image. B: Slight scratches are generated on the image, but almost no visual check is possible. C: Wear scratches that can be visually confirmed in the image are generated, but at a level that does not cause a problem in use. NG (1): Abrasion scratches that can be visually confirmed in the image are considerably generated. NG (2): The image is markedly worn.

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Impression-Transfer Materials And Handling Thereof (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne : une combinaison d'une feuille de transfert thermique et un support de transfert intermédiaire, moyennant quoi il devient possible de former une image thermiquement transférée qui peut présenter de bonnes propriétés de transfert lors du transfert d'une couche de transfert contenant une couche réceptrice sur un matériau d'intérêt et il devient également possible d'améliorer la durabilité d'un imprimé obtenu par le transfert d'une couche de transfert contenant une couche réceptrice formée par image de transfert thermique sur un matériau d'intérêt ; et un procédé de formation d'un imprimé. Combinaison d'une feuille de transfert thermique 10 et d'un support de transfert intermédiaire 60, dans laquelle : la feuille de transfert thermique 10, qui est d'un mode de transfert thermique à sublimation, comprend un matériau de base 1 et une couche d'apprêt 2 et une couche de matériau coloré 3 toutes deux stratifiées dans cet ordre sur une première surface du matériau de base 1, la couche d'apprêt 2 contenant au moins un composant choisi dans le groupe constitué de particules dérivées de particules inorganiques colloïdales, d'une résine d'alcool (poly)vinylique, d'une résine de poly(vinyle pyrrolidone) et d'une résine de polyuréthane ; et le support de transfert intermédiaire 60 comprend un autre matériau de base 51 et une couche protectrice 52 et une couche réceptrice 53, toutes les deux stratifiées dans cet ordre sur une première surface du matériau de base 51.
PCT/JP2017/006843 2016-02-25 2017-02-23 Combinaison de feuille de transfert thermique et de support de transfert intermédiaire, et procédé de formation d'imprimé Ceased WO2017146151A1 (fr)

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KR1020187020981A KR102596124B1 (ko) 2016-02-25 2017-02-23 열 전사 시트와 중간 전사 매체의 조합 및 인화물의 형성 방법
JP2018501762A JP6315162B2 (ja) 2016-02-25 2017-02-23 昇華型熱転写シートと中間転写媒体の組合せ、及び印画物の製造方法
US16/077,816 US10500883B2 (en) 2016-02-25 2017-02-23 Combination of intermediate transfer sheet and thermal transfer medium, and print forming method
GB1813805.7A GB2562015B (en) 2016-02-25 2017-02-23 Combination of intermediate transfer sheet and thermal transfer medium, and print forming method

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JP2016034793 2016-02-25
JP2016-034793 2016-02-25

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WO2020195611A1 (fr) * 2019-03-26 2020-10-01 日本ゼオン株式会社 Composition permettant de former une couche de résine, feuille stratifiée de résine de chlorure de vinyle et son procédé de production et stratifié
US20220194110A1 (en) * 2019-09-13 2022-06-23 Dai Nippon Printing Co., Ltd. Combination of thermal transfer sheet and intermediate transfer medium, and method for producing printed material using combination

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GB2562015B (en) 2021-03-03
GB2562015A (en) 2018-10-31
JP6315162B2 (ja) 2018-04-25
KR102596124B1 (ko) 2023-10-30
KR20180114003A (ko) 2018-10-17
JPWO2017146151A1 (ja) 2018-06-21
US10500883B2 (en) 2019-12-10
US20190160846A1 (en) 2019-05-30

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